Heart failure & cardiomyopathies

Combinations of diuretics for acute heart failure: a systematic review with network meta-analysis and trial sequential analysis

HeartPublished Systematic review and network meta-analysis of randomised trials

Authors' conclusion

Combination diuretic therapy improves short-term decongestion but does not reduce all-cause mortality, SAEs, hospital readmissions or kidney failure in patients with AHF.

Study context

Population
Patients with acute heart failure
Participants
11,743 patients35 RCTs
Comparison
Diuretic combinations vs usual care
Outcome
All-cause mortality
Methodological detailstrial sequential analysis
  • Trial sequential analysis

Pooled result

As reported in the abstract

  • No diuretic combination influenced all-cause mortality (pairwise meta-analyses); Trial sequential analysis (TSA) showed no influence of combination therapy on mortality

Further pooled results

OutcomekgP value
In-hospital body weight change (exploratory)Acetazolamide · I2=0.00% · aggregate data meta-analyses−2.60 (95% CI −4.23 to −0.97)P < 0.001
In-hospital body weight change (exploratory)Thiazides · I2=38.53% · aggregate data meta-analyses−0.80 (95% CI −1.40 to −0.21)P = 0.01
In-hospital body weight change (exploratory)Vaptans · I2=89.53% · aggregate data meta-analyses−1.00 (95% CI −1.53 to −0.48)P < 0.001

Serious adverse events (SAEs), hospital readmissions, kidney failure

In pairwise meta-analyses, no diuretic influenced SAEs, hospital readmissions or kidney failure

In-hospital body weight change (exploratory)

Network meta-analysis showed similar results; TSA: enough information to accept secondary diuretics influencing decongestion

Original publication

Combinations of diuretics for acute heart failure: a systematic review with network meta-analysis and trial sequential analysis. Heart. Published 13 November 2025. doi:10.1136/heartjnl-2025-326601

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